The phrase "and also more difficult" is correct and usable in written English.
It can be used to emphasize that something is not only challenging but also presents additional difficulties.
Example: "This task is time-consuming, and also more difficult than I initially anticipated."
Alternatives: "and additionally harder" or "and furthermore challenging".
That makes the regulatory system less transparent and also more difficult to administer.
Finally, another natural evolution of this type of models could arrive by substituting the useful, but limited concept of linear dimensionality reduction by a much more powerful (and also more difficult to deal with) nonlinear dimensionality reduction concept (see, e.g.,[23]) which aims at modeling the underlying manifold associated to a varying pattern, low dimensional only in a local sense.
They also expected these men to be of substance and property, with much to lose from error and also more difficult to corrupt.
The pain produced is typically burning, tingling or 'electric' in character, and may be accompanied by allodynia – in which normally non-painful stimuli evoke pain – and hyperalgesia 18. Neuropathic pain tends to be more severe than nociceptive pain and also more difficult to treat 26.
The American Electrical Power Company in Ohio said it had begun to replace its copper wire with wire that contains less copper and is also more difficult to cut through.
Nonetheless, it does seem right to notice that problems with specific terms can render it more difficult for women to communicate about important elements of their lives, and probably also more difficult to reflect upon these elements (Hornsby 1995).
There are very typical cases, and there are also more difficult ones, and they can be especially difficult to manage if the patient has a known cancer.
Furthermore, maintaining tissue viability and stability is also more difficult than for cell culture systems, where more optimal imaging conditions can easily be achieved.
These types of wallpaper are often more intricate and expensive, but also more difficult to hang, especially alone.
The embedded processing power and rich FPGA resource make it possible to build a stand-alone sensing system; however, due to the hardware programming and embedded environment, it is also more difficult to design and debug.
Compared with the traditional e-commerce model, online lending involves higher risks, and establishing trust is also more difficult.
